The detachable portion of a machine counterbore which includes the cutting edges and a special shank. The special shank is designed to accommodate a special holder. The cutter may have an integral pilot or be designed for an interchangeable pilot, which may or may not be included. For items with special holder included, use counterbore, machine.
Classification: Drilling, threading or tapping tools and parts thereof, base metal
NSN 5935-01-232-3103
NSN 5960-01-219-5504
NSN 5835-01-406-4066
NSN 6220-00-318-7755
NSN 6220-01-600-5069
NSN 5960-01-462-1864
NSN 5935-01-098-7018
NSN 5998-01-068-3964
NSN 6150-00-941-8618
NSN 5905-00-597-6081
NSN 2925-00-620-7757
NSN 6220-01-356-0226